Class 89/19 - Screw

Subclass of Class 89 - Ordnance
Definition: Breech-blocks adapted to be screwed into the breech.
No. of patents: 1
Last issue date: 07/17/2007

Number	Title	Issue Date
7243589	Variable volume chamber cannon An assembly for effecting a variable volume chamber for use in a cannon having a breech assembly operably coupled to a chamber, and includes the chamber having a certain size being partially defined by a constant diameter for a known depth dimension and having a kno...	07/17/2007

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